Retaining wall block



FIG. 1 is a front perspective view of the retaining wall block, showing our new design;

FIG. 2 is a top plan elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear side view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a retaining wall block, as shown and described. 